Hey Gurus. Might anyone have experience, or thoughts, with regard to establishing an energy use baseline for a new advanced manufacturing facility we are working on for a regional technical community college? This type of academic facility is so relatively new, the program doesn't fall into the typical "College/University" building type from ... Read more

Re: 310 CMR 78.00: Ban of Covered Products Containing Certain Flame Retardants. This law took effect as of April 01, 2021, and is enforced by Mass DEP. 

Quick Summary: Law bans 11 types of chemical flame retardants from... Read more

Hello Green Gurus! 

We are planning a virtual Show & Tell and Happy Hour for Oct. 30th 7pm - 9pm ET (4pm - 6pm PT) with a Halloween theme, bring your best costumes! We will hold presentations (virtually of course!) for about the first 1 hour and 20 minutes and then will transition to some fun Happy Hour festivities, sharing, and... Read more

Hello SCL,

Version 2.0 of the Contractor's Commitment has officially been ratified with 33 "yes" votes out of 52 members. Congratulations, and a big thank you to everyone who helped move this forward--especilly Amanda Atkinson, who really took this project by the horns. 

You can find the updated version here.

Next, I'll be... Read more

Welcome to the quiz portion of Making Windows Work Better.

Learning Objectives
Upon completing this course, participants will be able to:


1. Understand when window attachments may be used in lieu of window replacements.
2. Summarize why optimal management of heat loss and gain may require both interior and... Read more

This page contains our full User Agreement.

This Agreement sets forth the terms and conditions for your use of all webpages under both the BuildingGreen and LEEDuser names and domains, published by BuildingGreen, Inc. (collectively, the “Site”), including The BuildingGreen Report (formerly Environmental Building News) and BuildingGreen... Read more

Hello everyone,

Wondering if anyone has evaluated/considered/specified wood fiber insulation for use in lieu of mineral wool as the exterior wall insulation?  Am mostly looking to better understand domestic availability, r-value and fire/combustibility.

We have a multi-family building in DC where the client is interested in using... Read more

P. U. L. Antelo, M.A.

Hi all,

I've tried a couple of different search terms for the forum but haven't been able to find any past conversations on electrochromic glazing yet (which makes me suspect I might be missing something...). We have a potential opportunity to use it in a vertical curtain wall application with a client that is very interested in the... Read more

Currently, the BIT User site is fully accessible without having to log in (unless you want to edit or add content, of course). The time has come, however, to start restricting access only to logged-in users.

Which sections will be freely visible, and which will be visible only to registered users? Here's what I recall from our earlier... Read more

Hi all,

I see that this was a hot topic for the Winter Retreat this past year, but I am wondering how your firms manage standard materials across your practice. two aspects - standard specification items, and also designer choice materials. 

1. Do you have a spec baseline with high performance materials that you start with for all... Read more

Hello, 

All my experience with sustainability has been at the building-level. We are currently being asked within an RFP to list our firm's ESG score and certifying organization. Our firm is about 300-employees and is owned soley by the employees. 

When do A/E firms obtain an ESG score?

is it based on company size? or... Read more

Sustainability leadership has requested that you take this quiz to help assess sustainability literacy across the firm. Your own results will be presented to you at the end of the quiz but will not be shared with anyone else. Only aggregated, anonymized results will be available to others.

Please don’t do research to inform your answers... Read more

Interior doors may be a source of indoor emissions, and wood can be unsustainably sourced.

BuildingGreen-Approved Doors

BuildingGreen approves interior doors made from FSC-certified wood or reclaimed wood as well as composite doors with environmental features like:

Extremely proud to say that the just-announced winner of the international 'Next Generation Facade' design competition is a team led by the 2017-18 EDR Research Fellow, Liz McCormick.   The facade normally separates inside from outside. What if the 'facade' was a place you occupied, where you worked? What if different parts of the facade... Read more

Hi! We received this email a few days ago from Brad Kahn. The International Living Future Institute is looking for volunteers to serve on technical advisory groups. Just thought I'd pass it along! Follow the link to learn more:

I wanted to let you know that ILFI opened a call for volunteers today: https://living-future.org/volunteer/... Read more

Hello friends. For the past two years, we at EHDD have been building a low-carbon design tool to support carbon neutral design at the earliest phases of building projects. Today, the Early Phase Integrated Carbon Assessment (EPIC) is ready for public launch! Many of you have been part of our closed beta test, and today we’re happy to open the... Read more

Would anyone have an example LEED Homes v4 specification they would be willing to share?  We are working on our first LEED Homes project, a midrise low income housing development here in Houston.  We have a LEED Homes provider, but she will not provide the specifications, which seem to be quite different in requirements and submittals from our... Read more